3-methylpyrazole
Safety score · 0–100
Moderate
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
3-methylpyrazole is a cosmetic ingredient used in product formulation. Exercise caution due to limited available safety data.
3-Methylpyrazole is a five-membered heterocycle containing two nitrogen atoms. Pyrazoles and their derivatives can act as skin sensitizers and may have developmental toxicity potential at high doses. The European Chemicals Agency (ECHA) has flagged this class for concern regarding skin sensitization. No specific EU cosmetic restrictions currently apply to 3-methylpyrazole, but its use is limited due to insufficient safety data.
Known concerns
- Potential skin sensitizer
- Limited toxicological and sensitization data
- ECHA flagged for concern
References
EU CosIng database
European Commission cosmetic ingredient registry — regulatory status, restrictions, authorised functions.
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This profile is for educational purposes and does not constitute medical advice. Regulatory status and scientific understanding evolve — always read the physical product label and consult a healthcare professional for personal concerns.